EP4181242A3 - Ni-fe based cathode functional layers for solid oxide fuel cells - Google Patents

Ni-fe based cathode functional layers for solid oxide fuel cells Download PDF

Info

Publication number
EP4181242A3
EP4181242A3 EP22205502.2A EP22205502A EP4181242A3 EP 4181242 A3 EP4181242 A3 EP 4181242A3 EP 22205502 A EP22205502 A EP 22205502A EP 4181242 A3 EP4181242 A3 EP 4181242A3
Authority
EP
European Patent Office
Prior art keywords
solid oxide
fuel cells
oxide fuel
functional layers
based cathode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22205502.2A
Other languages
German (de)
French (fr)
Other versions
EP4181242A2 (en
Inventor
Tad Armstrong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bloom Energy Corp
Original Assignee
Bloom Energy Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bloom Energy Corp filed Critical Bloom Energy Corp
Publication of EP4181242A2 publication Critical patent/EP4181242A2/en
Publication of EP4181242A3 publication Critical patent/EP4181242A3/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/90—Selection of catalytic material
    • H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
    • H01M4/9025—Oxides specially used in fuel cell operating at high temperature, e.g. SOFC
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/90—Selection of catalytic material
    • H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
    • H01M4/9025—Oxides specially used in fuel cell operating at high temperature, e.g. SOFC
    • H01M4/9033—Complex oxides, optionally doped, of the type M1MeO3, M1 being an alkaline earth metal or a rare earth, Me being a metal, e.g. perovskites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/90—Selection of catalytic material
    • H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/05—Diaphragms; Spacing elements characterised by the material based on inorganic materials
    • C25B13/07—Diaphragms; Spacing elements characterised by the material based on inorganic materials based on ceramics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8605—Porous electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8605—Porous electrodes
    • H01M4/8621—Porous electrodes containing only metallic or ceramic material, e.g. made by sintering or sputtering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
    • H01M4/8657—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites layered
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8663—Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
    • H01M4/8673—Electrically conductive fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8892—Impregnation or coating of the catalyst layer, e.g. by an ionomer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte
    • H01M8/1246—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the electrolyte the electrolyte consisting of oxides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8689—Positive electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M2008/1293—Fuel cells with solid oxide electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0068—Solid electrolytes inorganic
    • H01M2300/0071—Oxides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/88—Processes of manufacture
    • H01M4/8803—Supports for the deposition of the catalytic active composition
    • H01M4/881—Electrolytic membranes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Composite Materials (AREA)
  • Fuel Cell (AREA)
  • Inert Electrodes (AREA)
  • Conductive Materials (AREA)
  • Magnetic Ceramics (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

A solid oxide electrochemical cell includes a solid oxide electrolyte, an anode located on a first side of the solid oxide electrolyte, and a cathode located on a second side of the solid oxide electrolyte. The cathode includes lanthanum nickel ferrite.
EP22205502.2A 2021-11-11 2022-11-04 Ni-fe based cathode functional layers for solid oxide fuel cells Pending EP4181242A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163278355P 2021-11-11 2021-11-11
US202263301291P 2022-01-20 2022-01-20

Publications (2)

Publication Number Publication Date
EP4181242A2 EP4181242A2 (en) 2023-05-17
EP4181242A3 true EP4181242A3 (en) 2023-05-31

Family

ID=84245913

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22205502.2A Pending EP4181242A3 (en) 2021-11-11 2022-11-04 Ni-fe based cathode functional layers for solid oxide fuel cells

Country Status (7)

Country Link
US (1) US11742495B2 (en)
EP (1) EP4181242A3 (en)
JP (1) JP2023071616A (en)
KR (1) KR20230069015A (en)
CN (1) CN116111117A (en)
CA (1) CA3181282A1 (en)
TW (1) TW202339336A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1950824A1 (en) * 2007-01-09 2008-07-30 The Technical University of Denmark A method of producing a multilayer barrier structure for a solid oxide fuel cell
US20100167164A1 (en) * 2008-12-31 2010-07-01 Saint-Gobain Ceramics & Plastics, Inc. SOFC Cathode and Method for Cofired Cells and Stacks
KR20110121968A (en) * 2010-05-03 2011-11-09 두산중공업 주식회사 Mcfc cathode coated with mixed conducting oxide
CN102683721B (en) * 2012-05-23 2015-12-09 江苏超洁绿色能源科技有限公司 A kind of Solid Oxide Fuel Cell, functional gradient composite cathode and preparation method
US20180019494A1 (en) * 2016-07-12 2018-01-18 Lg Fuel Cell Systems Inc. Regeneration of fuel cell electrodes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3617814B2 (en) * 2000-11-13 2005-02-09 日本電信電話株式会社 Air electrode material for alkaline-earth-added nickel-iron perovskite-type low-temperature solid fuel cell
EP2380231B1 (en) 2008-12-31 2014-10-15 Saint-Gobain Ceramics & Plastics Inc. Thermal shock-tolerant solid oxide fuel cell stack
JP5044628B2 (en) * 2009-11-09 2012-10-10 日本碍子株式会社 Coating body
WO2011094098A2 (en) * 2010-01-26 2011-08-04 Bloom Energy Corporation Phase stable doped zirconia electrolyte compositions with low degradation
JP4988072B1 (en) 2011-03-03 2012-08-01 日本碍子株式会社 Solid oxide fuel cell
JP2012227142A (en) * 2011-04-19 2012-11-15 Samsung Electronics Co Ltd Positive electrode material for fuel cell, positive electrode for fuel cell including the same, and solid oxide fuel cell
JP2017076565A (en) 2015-10-16 2017-04-20 株式会社デンソー Fuel cell stack
US10115973B2 (en) 2015-10-28 2018-10-30 Lg Fuel Cell Systems Inc. Composition of a nickelate composite cathode for a fuel cell
JP2017188440A (en) 2016-04-04 2017-10-12 パナソニック株式会社 Membrane electrode junction body and solid oxide fuel cell
JP6800546B2 (en) * 2018-04-23 2020-12-16 森村Ｓｏｆｃテクノロジー株式会社 Complex and electrochemical reaction cell stack
US11380910B2 (en) * 2018-11-06 2022-07-05 Ngk Insulators, Ltd. Fuel cell and cell stack device
US11322768B2 (en) 2018-12-12 2022-05-03 Phillips 66 Company Cathode for solid oxide fuel cell
JP7093431B2 (en) 2021-01-28 2022-06-29 Ｄｏｗａエレクトロニクス株式会社 Perovskite type composite oxide powder and its manufacturing method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1950824A1 (en) * 2007-01-09 2008-07-30 The Technical University of Denmark A method of producing a multilayer barrier structure for a solid oxide fuel cell
US20100167164A1 (en) * 2008-12-31 2010-07-01 Saint-Gobain Ceramics & Plastics, Inc. SOFC Cathode and Method for Cofired Cells and Stacks
KR20110121968A (en) * 2010-05-03 2011-11-09 두산중공업 주식회사 Mcfc cathode coated with mixed conducting oxide
CN102683721B (en) * 2012-05-23 2015-12-09 江苏超洁绿色能源科技有限公司 A kind of Solid Oxide Fuel Cell, functional gradient composite cathode and preparation method
US20180019494A1 (en) * 2016-07-12 2018-01-18 Lg Fuel Cell Systems Inc. Regeneration of fuel cell electrodes

Also Published As

Publication number Publication date
CN116111117A (en) 2023-05-12
JP2023071616A (en) 2023-05-23
EP4181242A2 (en) 2023-05-17
US11742495B2 (en) 2023-08-29
TW202339336A (en) 2023-10-01
CA3181282A1 (en) 2023-05-11
US20230144742A1 (en) 2023-05-11
KR20230069015A (en) 2023-05-18

Similar Documents

Publication Publication Date Title
EP1170812A3 (en) Solid oxide fuel cell having perovskite solid electrolytes
EP1575105A3 (en) Polymer electrolyte fuel cell
US10665870B2 (en) Electrochemical reaction unit and fuel cell stack
EP2660917A2 (en) Unit cell of metal-supported solid oxide fuel cell, preparation method thereof, and solid oxide fuel cell stack using the unit cell
EP1156544A3 (en) Efficient cell stack for cells with double screen sandwich cathodes
WO2003069700A3 (en) Flexible thin printed battery with gelled electrolyte and method of manufacturing same
EP1710857A3 (en) Method for manufacturing fuel cell stacks
EP1180806A3 (en) Secondary cell and method for preparation thereof
EP3276721B1 (en) Electrochemical reaction unit and fuel cell stack
EP1988594A3 (en) Fuel Cell Stack and Manufacturing Method Thereof
EP1291946A3 (en) Polymer electrolyte fuel cell and conductive separator plate thereof
EP2680360A2 (en) Junction for electrically connecting power generation units of solid oxide fuel cell
EP2201631A4 (en) An arrangement for interconnecting electrochemical cells, a fuel cell assembly and method of manufacturing a fuel cell device
US10693153B2 (en) Interconnector-electrochemical reaction unit cell composite body, electrochemical reaction cell stack, and method of manufacturing interconnector-electrochemical reaction unit cell composite body
WO2019164757A8 (en) High-voltage fuel-cell stack
EP1622217A3 (en) Cell for solid polymer electrolyte fuel cell
EP2056382A3 (en) Method of forming a fuel cell stack
EP4181242A3 (en) Ni-fe based cathode functional layers for solid oxide fuel cells
JP2002367615A (en) Solid oxide fuel cell
EP1385227A3 (en) Fuel cell stack for vehicle
JP2017208230A (en) Electrochemical reaction single cell and electrochemical reaction cell stack
EP1385225A3 (en) A direct-alcohol fuel-cell and corresponding method of fabrication
KR20160058275A (en) Metal-supported solid oxide fuel cell and method of manufacturing the same
KR20150076300A (en) Solid oxide fuel cell having decreased contact resistance between metallic bipolar plate and cathod current collector
JP2012209231A (en) Fuel cell module

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 4/88 20060101ALN20230421BHEP

Ipc: H01M 8/12 20160101ALI20230421BHEP

Ipc: H01M 4/90 20060101ALI20230421BHEP

Ipc: H01M 4/86 20060101AFI20230421BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20231123

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR